---
schema_version: "secwatch.filing_event.v1"
accession: "0001402829-21-000024"
form_type: "8-K"
ticker: "ORN"
cik: "0001402829"
company_name: "Orion Group Holdings Inc"
filed_at: "2021-10-12T23:59:59+00:00"
generated_at: "2026-06-28T21:23:02.542499+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Orion Group Holdings CFO Robert L. Tabb resigns effective Oct 29, 2021

## Summary
- Robert L. Tabb steps down as EVP and CFO effective October 29, 2021 to pursue a new opportunity with a private non-competitor.
- Tabb served as CFO since March 2019; no successor named yet.
- CFO duties to be performed by senior management and finance leadership during formal search.
- Press release issued October 11, 2021.

## SEC filing metadata
- accession: 0001402829-21-000024
- form_type: 8-K
- ticker: ORN
- cik: 0001402829
- company_name: Orion Group Holdings Inc
- filed_at: 2021-10-12T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1402829/000140282921000024/0001402829-21-000024-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1402829/000140282921000024/orn-20211005x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001402829-21-000024
- JSON: https://secwatch.observer/filing/0001402829-21-000024.json
- Plain text: https://secwatch.observer/filing/0001402829-21-000024.txt

## Key facts
- Executive change
  Robert L. Tabb resigned as Executive Vice President and Chief Financial Officer at Orion Group Holdings Inc.
  - Action: resigned
  - Role: Executive Vice President and Chief Financial Officer
  source text: On October 5, 2021, Mr. Robert L. Tabb notified Orion Group Holdings, Inc. (the “Company”) that he intends to resign as Executive Vice President and Chief Financial Officer of the Company, effective October 29, 2021, to pursue a new opportunity with a private company that is not a competitor.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1402829/000140282921000024/0001402829-21-000024-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.